Home / 130,709.38-196,089.60-41,956.06

Finding the Fourth Proportional to 130,709.38, 196,089.60 and 41,956.06

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Solution

The fourth proportional to 130,709.38, 196,089.60 and 41,956.06 is: 62,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,709.38 : 196,089.60 = 41,956.06 : x
  2. Step 2: Convert to fraction form
    130,709.38/196,089.60 = 41,956.06/x
  3. Step 3: Cross multiply
    130,709.38x = 196,089.60 × 41,956.06
  4. Step 4: Simplify right side
    130,709.38x = 8,227,147,022.98
  5. Step 5: Solve for x
    x = 8,227,147,022.98/130,709.38
  6. Step 6: Final answer
    x = 62,942.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.